EP2031346A4 - Object detecting device for detecting an object by electromagnetic induction - Google Patents

Object detecting device for detecting an object by electromagnetic induction

Info

Publication number
EP2031346A4
EP2031346A4 EP07737252.2A EP07737252A EP2031346A4 EP 2031346 A4 EP2031346 A4 EP 2031346A4 EP 07737252 A EP07737252 A EP 07737252A EP 2031346 A4 EP2031346 A4 EP 2031346A4
Authority
EP
European Patent Office
Prior art keywords
detecting
electromagnetic induction
detecting device
induction
electromagnetic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP07737252.2A
Other languages
German (de)
French (fr)
Other versions
EP2031346A1 (en
Inventor
Yasuji Ogawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Newcom Inc
Original Assignee
Newcom Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Newcom Inc filed Critical Newcom Inc
Publication of EP2031346A1 publication Critical patent/EP2031346A1/en
Publication of EP2031346A4 publication Critical patent/EP2031346A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2611—Measuring inductance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
    • G01V3/102—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil by measuring amplitude
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/046—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by electromagnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Human Computer Interaction (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
EP07737252.2A 2006-06-19 2007-06-04 Object detecting device for detecting an object by electromagnetic induction Withdrawn EP2031346A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006169145 2006-06-19
PCT/JP2007/000596 WO2007148429A1 (en) 2006-06-19 2007-06-04 Object detecting device for detecting an object by electromagnetic induction

Publications (2)

Publication Number Publication Date
EP2031346A1 EP2031346A1 (en) 2009-03-04
EP2031346A4 true EP2031346A4 (en) 2014-07-02

Family

ID=38833176

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07737252.2A Withdrawn EP2031346A4 (en) 2006-06-19 2007-06-04 Object detecting device for detecting an object by electromagnetic induction

Country Status (6)

Country Link
US (1) US8013598B2 (en)
EP (1) EP2031346A4 (en)
JP (1) JP5028552B2 (en)
KR (1) KR101098200B1 (en)
CN (1) CN101473188B (en)
WO (1) WO2007148429A1 (en)

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EP2077484A1 (en) 2006-10-24 2009-07-08 Newcom, Inc. Operating tool with conductor piece
JP2010169462A (en) * 2009-01-21 2010-08-05 Newcom Inc Device for detecting input object information by detecting variation in degree of inductive coupling
US8339372B2 (en) * 2009-04-20 2012-12-25 Broadcom Corporation Inductive touch screen with integrated antenna for use in a communication device and methods for use therewith
US8810523B2 (en) 2009-04-20 2014-08-19 Broadcom Corporation Inductive touch screen and methods for use therewith
US20130127736A1 (en) * 2011-11-18 2013-05-23 Qualcomm Mems Technologies, Inc. Electromagnetic touchscreen
KR20130107886A (en) * 2012-03-23 2013-10-02 삼성전기주식회사 Digitizer
KR102089607B1 (en) * 2013-05-28 2020-03-17 삼성디스플레이 주식회사 Display device
KR102111032B1 (en) * 2013-08-14 2020-05-15 삼성디스플레이 주식회사 Touch sensing display device
CN104990494B (en) * 2015-03-05 2016-09-07 三峡大学 The device of a kind of quick measurement axis hole parameter and measuring method
JP6698386B2 (en) 2016-03-10 2020-05-27 株式会社ジャパンディスプレイ Display device and touch detection device
JP6677587B2 (en) * 2016-06-24 2020-04-08 株式会社ワコム Position detecting apparatus and position detecting sensor control method
JP2021514053A (en) * 2018-02-15 2021-06-03 タクチュアル ラブズ シーオー． Devices and methods for sensing pressure
CN109188534B (en) * 2018-09-11 2020-02-04 电子科技大学 Underwater metal shape detection method and device based on active electric field principle
JP7091963B2 (en) * 2018-09-14 2022-06-28 オムロン株式会社 Object detection sensor and object detection system
CN110703959B (en) * 2019-08-26 2021-01-29 华为技术有限公司 Input device and method

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EP1975585A1 (en) * 2006-01-19 2008-10-01 Xiroku, Inc. Pressure distribution detector utilizing electromagnetic coupling

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US5564696A (en) * 1992-04-28 1996-10-15 Kabushiki Kaisha Ace Denken Metal object detection system for detecting the position of a metal object
DE10252862B3 (en) * 2002-11-12 2004-07-15 Deutsches Zentrum für Luft- und Raumfahrt e.V. Force measuring device using multi-layer sensor elements, e.g. for tactile skin for robot gripper, direct pressure measurement or orthopaedic diagnosis system
WO2004114105A2 (en) * 2003-06-14 2004-12-29 Ronald Peter Binstead Improvements in touch technology
EP1873507A1 (en) * 2005-03-30 2008-01-02 Xiroku, Inc. Pressure distribution detection device
EP1975585A1 (en) * 2006-01-19 2008-10-01 Xiroku, Inc. Pressure distribution detector utilizing electromagnetic coupling

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Title
See also references of WO2007148429A1 *

Also Published As

Publication number Publication date
JPWO2007148429A1 (en) 2009-11-12
KR20090020575A (en) 2009-02-26
CN101473188B (en) 2011-01-19
KR101098200B1 (en) 2011-12-23
JP5028552B2 (en) 2012-09-19
CN101473188A (en) 2009-07-01
EP2031346A1 (en) 2009-03-04
WO2007148429A1 (en) 2007-12-27
US20090146654A1 (en) 2009-06-11
US8013598B2 (en) 2011-09-06

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